| Magnitude | 4.1 |
| Alert | |
| Depth ? | 50.71 |
| Nst ? | |
| Dmin ? | 1.216 |
| Dmin ? | 3.1 |
| Location | Hitachi |
| Ibaraki Prefecture | |
| Japan (jp)) |
| Takahagi | 30.39 km |
| Kitaibaraki | 30.64 km |
| Hitachi | 36.59 km |
| Iwaki | 44.85 km |
| Oarai | 58.04 km |
| Mito | 61.84 km |
| Ishikawa | 75.10 km |
| Kasama | 75.91 km |
| Kashima | 86.04 km |
| Ishioka | 86.60 km |